{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xd6822f332535eecd1e683382fe362834287e535bf2558eeba4fb26ca47957022",
    "signature": "0x5ede98e7caa9334c235e95562074d64d71d01d300e17c946c18c20f8ea7e1c1f6998e34510632ecf16b29b8f59e9918206cd089d81f275431d6451270d1448571b",
    "signer": "0x8C7bee798c0AB93Df67Cd00879d67b02274644CF",
    "userId": "855403"
  }
}